Home / 103,143,375.06-154,533,449.86-96,999,126.96

Finding the Fourth Proportional to 103,143,375.06, 154,533,449.86 and 96,999,126.96

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Solution

The fourth proportional to 103,143,375.06, 154,533,449.86 and 96,999,126.96 is: 145,327,896.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,143,375.06 : 154,533,449.86 = 96,999,126.96 : x
  2. Step 2: Convert to fraction form
    103,143,375.06/154,533,449.86 = 96,999,126.96/x
  3. Step 3: Cross multiply
    103,143,375.06x = 154,533,449.86 × 96,999,126.96
  4. Step 4: Simplify right side
    103,143,375.06x = 14,989,609,722,536,934
  5. Step 5: Solve for x
    x = 14,989,609,722,536,934/103,143,375.06
  6. Step 6: Final answer
    x = 145,327,896.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.